添加截图（快照）功能

panlinlin

2021-05-08 e48fa711a3664bece9b3e58840a75fe7c05bc47c

 src/main/java/com/genersoft/iot/vmp/gb28181/SipLayer.java

@@ -2,24 +2,16 @@


import java.text.ParseException;

import java.util.Properties;

import java.util.TooManyListenersException;

import java.util.concurrent.LinkedBlockingQueue;

import java.util.concurrent.ThreadPoolExecutor;

import java.util.concurrent.TimeUnit;



import javax.sip.DialogTerminatedEvent;

import javax.sip.IOExceptionEvent;

import javax.sip.ListeningPoint;

import javax.sip.PeerUnavailableException;

import javax.sip.RequestEvent;

import javax.sip.ResponseEvent;

import javax.sip.SipFactory;

import javax.sip.SipListener;

import javax.sip.SipProvider;

import javax.sip.SipStack;

import javax.sip.TimeoutEvent;

import javax.sip.TransactionTerminatedEvent;

import javax.sip.*;

import javax.sip.header.CallIdHeader;

import javax.sip.message.Response;



import com.genersoft.iot.vmp.gb28181.event.SipSubscribe;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import org.springframework.beans.factory.annotation.Autowired;

@@ -44,6 +36,9 @@
   @Autowired

   private SIPProcessorFactory processorFactory;



   @Autowired

   private SipSubscribe sipSubscribe;



   private SipStack sipStack;



   private SipFactory sipFactory;

@@ -54,14 +49,14 @@
   private ThreadPoolExecutor processThreadPool;



   @Bean("initSipServer")

   @DependsOn("allOffline")

   private void initSipServer() {

   private ThreadPoolExecutor initSipServer() {

      

      int processThreadNum = Runtime.getRuntime().availableProcessors() * 10;

      LinkedBlockingQueue<Runnable> processQueue = new LinkedBlockingQueue<Runnable>(10000);

      processThreadPool = new ThreadPoolExecutor(processThreadNum,processThreadNum,

            0L,TimeUnit.MILLISECONDS,processQueue,

            new ThreadPoolExecutor.CallerRunsPolicy());

      return processThreadPool;

   }

   

   @Bean("sipFactory")

@@ -93,11 +88,17 @@


   @Bean("tcpSipProvider")

   @DependsOn("sipStack")

   private SipProvider startTcpListener() throws Exception {

      ListeningPoint tcpListeningPoint = sipStack.createListeningPoint(sipConfig.getSipIp(), sipConfig.getSipPort(), "TCP");

      SipProvider tcpSipProvider = sipStack.createSipProvider(tcpListeningPoint);

      tcpSipProvider.addSipListener(this);

      logger.info("Sip Server TCP 启动成功 port {" + sipConfig.getSipPort() + "}");

   private SipProvider startTcpListener() {

      ListeningPoint tcpListeningPoint = null;

      SipProvider tcpSipProvider  = null;

      try {

         tcpListeningPoint = sipStack.createListeningPoint(sipConfig.getSipIp(), sipConfig.getSipPort(), "TCP");

         tcpSipProvider = sipStack.createSipProvider(tcpListeningPoint);

         tcpSipProvider.addSipListener(this);

         logger.info("Sip Server TCP 启动成功 port {" + sipConfig.getSipPort() + "}");

      } catch (TransportNotSupportedException | InvalidArgumentException | TooManyListenersException | ObjectInUseException e) {

         logger.error(String.format("创建SIP服务失败: %s", e.getMessage()));

      }

      return tcpSipProvider;

   }

   

@@ -107,7 +108,7 @@
      ListeningPoint udpListeningPoint = sipStack.createListeningPoint(sipConfig.getSipIp(), sipConfig.getSipPort(), "UDP");

      SipProvider udpSipProvider = sipStack.createSipProvider(udpListeningPoint);

      udpSipProvider.addSipListener(this);

      logger.info("Sip Server TCP 启动成功 port {" + sipConfig.getSipPort() + "}");

      logger.info("Sip Server UDP 启动成功 port {" + sipConfig.getSipPort() + "}");

      return udpSipProvider;

   }



@@ -117,17 +118,21 @@
    */

   @Override

   public void processRequest(RequestEvent evt) {

//      logger.debug(evt.getRequest().toString());

      // 由于jainsip是单线程程序，为提高性能并发处理

      processThreadPool.execute(() -> {

         processorFactory.createRequestProcessor(evt).process();

         if (processorFactory != null) {

            processorFactory.createRequestProcessor(evt).process();

         }

      });

   }



   @Override

   public void processResponse(ResponseEvent evt) {

      Response response = evt.getResponse();

//      logger.debug(evt.getResponse().toString());

      int status = response.getStatusCode();

      if ((status >= 200) && (status < 300)) { // Success!

      if (((status >= 200) && (status < 300)) || status == 401) { // Success!

         ISIPResponseProcessor processor = processorFactory.createResponseProcessor(evt);

         try {

            processor.process(evt, this, sipConfig);

@@ -135,17 +140,32 @@
            // TODO Auto-generated catch block

            e.printStackTrace();

         }

      // } else if (status == Response.TRYING) {

         // trying不会回复

         if (evt.getResponse() != null && sipSubscribe.getOkSubscribesSize() > 0 ) {

            CallIdHeader callIdHeader = (CallIdHeader)evt.getResponse().getHeader(CallIdHeader.NAME);

            if (callIdHeader != null) {

               SipSubscribe.Event subscribe = sipSubscribe.getOkSubscribe(callIdHeader.getCallId());

               if (subscribe != null) {

                  subscribe.response(evt);

               }

            }

         }

      } else if ((status >= 100) && (status < 200)) {

         // 增加其它无需回复的响应，如101、180等

      } else {

         logger.warn("接收到失败的response响应！status：" + status + ",message:" + response.getReasonPhrase()/* .getContent().toString()*/);

         if (evt.getResponse() != null && sipSubscribe.getErrorSubscribesSize() > 0 ) {

            CallIdHeader callIdHeader = (CallIdHeader)evt.getResponse().getHeader(CallIdHeader.NAME);

            if (callIdHeader != null) {

               SipSubscribe.Event subscribe = sipSubscribe.getErrorSubscribe(callIdHeader.getCallId());

               if (subscribe != null) {

                  subscribe.response(evt);

               }

            }

         }

      }

      // trying不会回复

      // if (status == Response.TRYING) {



      // }





   }



   /**